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More comfort and energy savings
Control your baseboard heaters, convectors, fan-forced convectors, and radiant ceiling heating remotely
Use your favorite voice assistants
Ask the Google Assistant or Alexa to lower the temperature of the living room, activate scenes, or automations.
Works with Neviweb
Control your entire smart home in an environment harnessing the full potential of your devices.
Turn on geofencing
Are you leaving home? Automatically lower the setpoint to reduce your energy bill.
Create perfect ambiances
Activate scenes in a simple action and customize the comfort for every moment.

Discover the Neviweb environment
DiscoverReduce your energy bill
When heating gets smart, it’s everyone who benefits from it.
Installed in 10 minutes tops!
This thermostat is so easy to install with its two non-polarized wires and the step-by-step guide available in the app.
See your energy savings
Consumption graphics show in real-time the energy used and how much you save.
Superhosts’ favorite thermostat
Block or limit manual control of your thermostat, and allow more than one user to control it remotely.
Everything is on the display
The indoor and outdoor temperatures are displayed on the thermostat screen.

The Sinopé Smart home
Simple, accessible, and evolving
The Sinopé Smart home
Simple, accessible, and evolving
* Remote access requires a permanent Internet connection and a GT130 gateway or a compatible Zigbee hub These features are available in Neviweb and require the GT130 hub. Features may vary from a platform to another.
Size
TH1123ZB
Height: 12.7 cm (5 in)
Width: 8.5 cm (3.35 in)
Depth: 2.8 cm (1 in)
TH1124ZB
Height: 12.7 cm (5 in)
Width: 11.5 cm (4.53 in)
Depth: 3.2 cm (1.26 in)
Compatibility
This Zigbee smart thermostat for electric heating is designed for electric heaters such as:
- Baseboard heater
- Convector (short cycle)
- Fan-forced convector (long cycle)
- Radiant ceiling heating
Cannot be used with:
- A system driven by a contactor or a relay (inductive load)
- A central heating system
Dynamic pricing
This product is compatible with Hydro-Québec’s dynamic pricing.
Features
The smart thermostat for electric heating has the following features:
- Works with Neviweb, SmartThings and Hubitat home automation platforms
- Works with Amazon Alexa and Google Assistant
- Trigger setpoints when moving away or approaching the house with geofencing
- Coordinate the actions of all your smart devices (lighting, heating, appliances control) using the automations
- Create scenes to apply setpoints to your thermostats in a quick action according to the activity or the time of day or year
- See your energy consumption in real-time for each connected device
- All useful information is available on the thermostat display: indoor and outdoor temperature
- Select the minimum and maximum temperatures, or block manual control, to manage heating better
- Temperature displayed in Celsius or Fahrenheit
- Backlit display
- Reads the connected load to simplify installation and enable participation in dynamic pricing programs
These features are available in Neviweb and require the GT130 hub. Features may vary from one platform to another.
Operating voltage
120/208/240 Vac, 60 Hz
Load
Maximum load:
TH1123ZB
12.5 A / 3000 W @ 240 Vac
TH1124ZB
16.7 A / 4000 W @ 240 Vac
Minimum load
Baseboard, convector and radiant ceiling
2 A / 500 W @ 240 Vac
2 A / 240 W @ 120 Vac
Fan-forced convector
4.16 A / 1000 W @ 240 Vac
4.16 A / 500 W @ 120 Vac
Temperature range
Setpoint: 5 °C to 30 °C (41 °F to 86 °F)
Display: 0 °C to 50 °C (32 °F to 99 °F)
Storage: -20 °C to 50 °C (-4 °F to 122 °F)
Resolution
± 0.5 °C (± 1 °F)
Zigbee
Zigbee profile 3.0
Frequency: 2.4 GHz
Transmission power: +20 dBm
Receiver sensitivity: -108 dBm
Certifications
Tested in accordance with CSA-C828-19
Warranty
3 years
In the box
- TH1123ZB or TH1124ZB thermostat
- Installation guide – English version
- Installation guide – French version
- 2 screws
- 2 connectors
Version
North American

TH1123ZB
- Zigbee
- 3000 watts
- Works with: Neviweb (GT130), SmartThings, Hubitat, Rainforest EAGLE-200, Alexa, Google Assistant *
104.99 $
In stock

3000 W

4000 W
FREE STANDARD SHIPPING on all online orders of $75 or more delivered in Canada.
* The remote access of this product requires a GT130 gateway or a compatible Zigbee hub
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